Home / 51,732.05-71,389.60-29,074.88

Finding the Fourth Proportional to 51,732.05, 71,389.60 and 29,074.88

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Solution

The fourth proportional to 51,732.05, 71,389.60 and 29,074.88 is: 40,122.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,732.05 : 71,389.60 = 29,074.88 : x
  2. Step 2: Convert to fraction form
    51,732.05/71,389.60 = 29,074.88/x
  3. Step 3: Cross multiply
    51,732.05x = 71,389.60 × 29,074.88
  4. Step 4: Simplify right side
    51,732.05x = 2,075,644,053.25
  5. Step 5: Solve for x
    x = 2,075,644,053.25/51,732.05
  6. Step 6: Final answer
    x = 40,122.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.